Overview of Image Scrambling Transformation
Xu Wang · Xinxi wangluo anquan · 2009
Image scrambling transformation is an important image cryptography to protect the security of image information in network.It is based on shifting positions or changing pixels gray.People can not gain any useful information from the scrambled image by human visual system or computer systems.In the past few years,there has been a tremendous surge of research in the area of Image scrambling,This paper is an effort to survey these techniques and to classify this research in a few broad areas.